150
CDUS45 KRIW 130745
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1245 AM MST WED DEC 13 2023
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 12 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 39 3:23 PM 51 2014 31 8 30
MINIMUM 16 11:49 PM -15 2000 8 8 17
AVERAGE 28 20 8 24
PRECIPITATION (IN)
YESTERDAY 0.00 T 2018 0.00 0.00 0.03
2020
MONTH TO DATE T 0.04 -0.04 0.03
SINCE DEC 1 T 0.04 -0.04 0.03
SINCE JAN 1 8.68 5.48 3.20 5.90
DEGREE DAYS
HEATING
YESTERDAY 37 45 -8 41
MONTH TO DATE 434 523 -89 548
SINCE DEC 1 434 523 -89 548
SINCE JUL 1 2039 2300 -261 2480
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 702 744 -42 943
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WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 1.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 11:00 AM
LOWEST 64 4:00 PM
AVERAGE 82
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 51 2021
MINIMUM TEMPERATURE (F) 8 -10 2000
SUNRISE AND SUNSET
DECEMBER 13 2023......SUNRISE 7:40 AM MST SUNSET 4:33 PM MST
DECEMBER 14 2023......SUNRISE 7:41 AM MST SUNSET 4:33 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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